Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Umbilical Cord (2) Test Area Drugs of Abuse (9) Impairment (4) (-) Newborn Tox (2) Therapeutics (5) Test Category (-) Drugs of Abuse (2) Test Sub-Category Other (2) Your search has returned no tests.